The area is predominantly composed of dispersed and deprived former mining communities such as Cumnock, New Cunmock, Dalmellington, Bellsbank and Patna.

On a local level, Cumnock, Ballochmyle, Doon Valley, Maybole, Annbank, Tarbolton, Mossblown and parts of Girvan consistently supported Labour, with these areas making up the majority of the constituency.

Rural and suburban areas in Kyle and Carrick have been more supportive of Conservative candidates in the past - including Coylton, Dundoald, Loans, Monkton, Symington, Dunure, Minishant and Girvan Ailsa at the 2003 local election for South Ayrshire.

Although the SNP have traditionally performed poorly in Carrick, Cumnock and Doon Valley they were able to secure the Scottish Parliamentary constituency in 2011 with a majority of 2,581 votes.

In 2016 Labour's support in the constituency slumped, with the Conservatives increasing their vote share by 9.7% to take 24.2% of the vote, narrowly behind Labour's 27.4%, allowing Jeane Freeman of the SNP to increase Adam Ingram's initial majority of 2,581 in 2011 to 6,006 in 2016 despite seeing little change in the SNP's vote share in the constituency, however the SNP have performed very well in recent elections At the 2017 council elections, the Conservatives formed the largest party across the South Ayrshire section of the constituency through Kyle and Carrick, with the Labour Party remaining the largest party in Cumnock and Doon Valley in East Ayrshire.